YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1893 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 98.00 | k | ----- | z | ----- | z | 72.00 | j | 74.00 | a | 42.00 | c | ----- | z |
1894 | 40.00 | a | 40.00 | 54.00 | e | 76.00 | e | 92.00 | 97.00 | ----- | z | ----- | z | ----- | z | ----- | z | 40.00 | o | 44.00 | a | ----- | z | |||
1895 | 32.00 | 51.00 | a | 67.00 | 80.00 | 86.00 | 90.00 | 95.00 | a | 94.00 | 90.00 | b | 82.00 | a | 45.00 | a | ----- | z | ----- | z | ||||||
1896 | ----- | z | ----- | z | 63.00 | b | 83.00 | 91.00 | 96.00 | 100.00 | 98.00 | 88.00 | 79.00 | e | 34.00 | a | 42.00 | ----- | z | |||||||
1897 | 35.00 | 32.00 | a | 43.00 | 75.00 | 91.00 | a | 98.00 | 95.00 | 89.00 | b | 96.00 | 87.00 | a | 75.00 | a | 44.00 | 98.00 | f | |||||||
1898 | 38.00 | a | 56.00 | 63.00 | 74.00 | c | 90.00 | 90.00 | o | 91.00 | o | 95.00 | 90.00 | a | 66.00 | 58.00 | 48.00 | ----- | z | |||||||
1899 | 37.00 | 46.00 | 47.00 | a | 78.00 | a | 80.00 | m | ----- | z | ----- | z | ----- | z | 86.00 | i | 71.00 | g | 64.00 | n | ----- | z | ----- | z | ||
1900 | 48.00 | a | 40.00 | a | 46.00 | d | 86.00 | ----- | z | ----- | z | 92.00 | 95.00 | 93.00 | ----- | z | ----- | z | ----- | z | ----- | z | ||||
1901 | 37.00 | 38.00 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ||
1902 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1903 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1904 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1905 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1906 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1907 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1908 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1909 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1910 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1911 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1912 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1913 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1914 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1915 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1916 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1917 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1918 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1919 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1920 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1921 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1922 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1923 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1924 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1925 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1926 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1927 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1928 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1929 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1930 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1931 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1932 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1933 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1934 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1935 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1936 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1937 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1938 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1939 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1940 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1941 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1942 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1943 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1944 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1945 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1946 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1947 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1948 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1949 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1950 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1951 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1952 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1953 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1954 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1955 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1956 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1957 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1958 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1959 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1960 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1961 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1962 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1963 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1964 | ----- | z | ----- | z | ----- | z | 75.00 | o | 94.00 | 93.00 | 98.00 | 102.00 | 86.00 | 83.00 | 62.00 | 35.00 | ----- | z | ||||||||
1965 | 30.00 | 47.00 | 43.00 | a | 77.00 | 86.00 | 84.00 | 90.00 | a | 96.00 | 72.00 | 74.00 | 72.00 | 54.00 | 96.00 | b | ||||||||||
1966 | 19.00 | 42.00 | 65.00 | c | 68.00 | 93.00 | 92.00 | 94.00 | 92.00 | 94.00 | 83.00 | a | 45.00 | 43.00 | 94.00 | d | ||||||||||
1967 | 40.00 | 41.00 | 72.00 | 65.00 | 88.00 | 91.00 | 99.00 | 100.00 | 89.00 | 75.00 | 57.00 | 47.00 | 100.00 | |||||||||||||
1968 | 42.00 | 39.00 | 60.00 | 82.00 | 81.00 | 99.00 | 93.00 | 89.00 | 87.00 | 79.00 | 55.00 | 39.00 | 99.00 | |||||||||||||
1969 | 32.00 | 33.00 | 41.00 | 70.00 | 96.00 | 81.00 | 96.00 | 98.00 | 94.00 | 70.00 | 63.00 | 61.00 | 98.00 | |||||||||||||
1970 | 34.00 | 40.00 | 43.00 | 77.00 | a | 90.00 | 97.00 | 98.00 | 97.00 | 98.00 | 84.00 | a | 44.00 | 39.00 | 98.00 | b | ||||||||||
1971 | 34.00 | 45.00 | 52.00 | 82.00 | 84.00 | 87.00 | 90.00 | 98.00 | 93.00 | 70.00 | 50.00 | 37.00 | 98.00 | |||||||||||||
1972 | 43.00 | a | 43.00 | 52.00 | 66.00 | 93.00 | 93.00 | 95.00 | 99.00 | 87.00 | 75.00 | a | 48.00 | 37.00 | 99.00 | b | ||||||||||
1973 | ----- | z | 47.00 | ----- | z | 72.00 | ----- | z | 96.00 | 104.00 | ----- | z | 81.00 | ----- | z | 53.00 | 40.00 | a | ----- | z | ||||||
1974 | 36.00 | 40.00 | 46.00 | 75.00 | a | 79.00 | d | 98.00 | 101.00 | 91.00 | 89.00 | ----- | z | 50.00 | 50.00 | ----- | z | |||||||||
1975 | 38.00 | 42.00 | 56.00 | 56.00 | 87.00 | 86.00 | 102.00 | 92.00 | 82.00 | 80.00 | 78.00 | 43.00 | a | 102.00 | a | |||||||||||
1976 | 38.00 | 48.00 | 55.00 | 81.00 | 86.00 | 92.00 | 95.00 | 97.00 | 100.00 | 89.00 | 64.00 | a | 41.00 | 100.00 | a | |||||||||||
1977 | 31.00 | 44.00 | 63.00 | 89.00 | 91.00 | 96.00 | 100.00 | a | 89.00 | a | 81.00 | 75.00 | 65.00 | j | 34.00 | e | 100.00 | q | ||||||||
1978 | 28.00 | 37.00 | 58.00 | 70.00 | 87.00 | 91.00 | 93.00 | 103.00 | a | 103.00 | 76.00 | 72.00 | 35.00 | 103.00 | a | |||||||||||
1979 | 24.00 | b | 25.00 | a | 41.00 | 56.00 | 86.00 | 95.00 | 94.00 | 90.00 | 92.00 | 69.00 | b | 62.00 | 52.00 | a | 95.00 | f | ||||||||
1980 | 39.00 | e | 32.00 | 48.00 | 98.00 | 98.00 | 92.00 | 98.00 | 88.00 | 90.00 | 82.00 | 62.00 | 47.00 | 98.00 | e | |||||||||||
1981 | 44.00 | 50.00 | 62.00 | 82.00 | 81.00 | a | 89.00 | a | 95.00 | a | 92.00 | 89.00 | 71.00 | e | 66.00 | b | 42.00 | h | 95.00 | r | ||||||
1982 | 30.00 | a | 48.00 | e | 49.00 | c | 77.00 | d | 81.00 | b | 81.00 | b | 92.00 | a | 93.00 | 91.00 | a | 82.00 | d | ----- | z | ----- | z | ----- | z | |
1983 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 102.00 | 104.00 | 100.00 | 77.00 | 71.00 | 26.00 | b | ----- | z | |||||
1984 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 101.00 | b | 86.00 | c | 78.00 | ----- | z | ----- | z | ----- | z | |
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 35.38 | 41.84 | 53.71 | 75.80 | 88.30 | 91.91 | 96.29 | 95.28 | 90.04 | 77.65 | 59.13 | 42.61 | 98.82 | |||||||||||||
S.D. | 6.51 | 6.86 | 9.14 | 9.43 | 5.05 | 5.27 | 3.88 | 4.72 | 6.73 | 5.99 | 11.72 | 7.53 | 2.52 | |||||||||||||
SKEW | -0.49 | -0.34 | 0.23 | -0.15 | -0.08 | -0.68 | 0.23 | 0.15 | -0.40 | -0.09 | -0.22 | 0.29 | -0.18 | |||||||||||||
MAX | 48.00 | 56.00 | 72.00 | 98.00 | 98.00 | 99.00 | 104.00 | 104.00 | 103.00 | 89.00 | 78.00 | 61.00 | 103.00 | |||||||||||||
MIN | 19.00 | 25.00 | 41.00 | 56.00 | 79.00 | 81.00 | 90.00 | 88.00 | 72.00 | 66.00 | 34.00 | 26.00 | 94.00 | |||||||||||||
YRS | 24 | 25 | 24 | 25 | 23 | 23 | 24 | 25 | 26 | 23 | 23 | 23 | 11 |